Arjun's piggy bank contains two kinds of bills and two kinds of coins. There are twice as many $1 bills as $5 bills. The number of quarters is 1 more than three times the number of $5 bills. And the number of dimes is 7 less than the number of quarters. How many of each type of bill and coin does Arjun have if the total is $39.90?

Prove that quadrilateral is a rhombus.

Okay so i didn't get this problem petro bought 8 tickets to a basketball game he paid a total of $200 write an equation to determine whether each ticket cost $26 or $28 so i didn't get this question so yeahyou have a good day.

On traditional maps, earth is represented in a flat plane, or by euclidean geometry. however, a globe is a more accurate model that comes from elliptical geometry. how does a globe represent the fact that there are no parallel lines in elliptical geometry? the equator is not parallel to any other latitudinal lines. the north and south poles are never connected by a geodesic. the geodesics connecting the north and south poles never intersect. the geodesics connecting the north and south poles intersect at both of the poles.